Tupperware CrystalWave PLUS 4 Piece Round Food Storage Set - Stain

In this review the Tupperware CrystalWave PLUS 4 Piece Round Food Storage Container Set is evaluated as a practical, everyday solution for meal prep and leftovers. The bottom line: this set is best for cooks who want microwave-ready containers that resist staining and cut down on single-use packaging. The review finds the most compelling reason to buy is the combination of a steam-release, splatter-free seal with the PLUS stain guard, which keeps the containers looking fresh even after reheating tomato-based or turmeric-rich foods.

Key Features

• Microwave reheatable: Heat resistant material lets food be reheated safely without warping, saving time on weekday meals.
• Steam-release seals: The valve-equipped seal prevents pressure build-up and keeps microwaves splatter-free during reheating.
• PLUS stain guard: Stain control technology helps reduce discoloration from high-staining ingredients so containers stay clear over time.
• Convenient sizes: The set includes a range of popular bowl sizes so you can portion meals, store leftovers, and stack for organized fridge storage.
• Dishwasher safe and BPA free: Durable construction is dishwasher safe for easy cleanup and made without BPA for safer food storage.
• Meal prep friendly: The set supports preparing and portioning meals in advance, cutting down on prepackaged food purchases.

Who It's For

The CrystalWave PLUS set is ideal for households that reheat food frequently, people who meal prep once or twice a week, and anyone who dislikes stained plastic after tomato sauces or curries. Its ease of use and range of sizes make it suitable for singles, couples, and small families who need reliable containers that stack and store neatly.

Those who prefer glass or want oven-to-table cookware should look elsewhere, as these containers are designed specifically for microwave reheating and refrigerator storage rather than baking or direct oven use. Buyers seeking single large storage tubs or highly specialized bento-style lunchboxes may also want different options.

Pros & Cons

Pros

• Durable, more rigid construction than some alternatives gives a premium feel and better longevity.
• Effective splatter-free seal with a steam valve keeps microwaves cleaner and reduces mess.
• PLUS stain guard noticeably limits staining from tomato sauce and turmeric, keeping interiors clearer longer.
• Multiple sizes and colors help with portion control and organized storage.

Cons

• Not intended for oven use, so it cannot replace glass bake-and-serve dishes.
• Colors and lids mean careful stacking is needed to avoid a mismatched set when drying or storing.

Specifications

Brand	Tupperware
Set contents	4 bowls and 4 lids
Microwave use	Reheatable with steam-release valve
Stain control	PLUS stain guard technology
Dishwasher safe	Yes
BPA	BPA free

Our Verdict

The Tupperware CrystalWave PLUS 4 Piece set is a smart buy for anyone who reheats meals regularly and wants containers that resist staining and reduce microwave splatter. It offers good value through durable construction, thoughtful seals, and sizes suited to everyday meal prep, making it a practical addition to any kitchen that prefers reusable storage over single-use packaging.

Frequently Asked Questions

Are these containers safe to use in the microwave?
Yes, they are designed for microwave reheating with a steam-release valve to prevent pressure build-up and splatters.

Will the containers stain from tomato sauce or curry?
The PLUS stain guard helps reduce staining from high-color foods like tomato sauce and turmeric, so they stay clearer longer than untreated plastics.

Can I put these in the dishwasher?
Yes, the containers and lids are dishwasher safe for convenient cleanup.